Day 3-8 Fire Weather Forecast Issued on Dec 16, 2021

Updated: Thu Dec 16 21:45:02 UTC 2021

Day 3-8 Fire Weather Forecast Graphic Issued on Dec 16, 2021
 
Day 3 Probabilistic Dry Thunder/Strong Wind FireWX Forecast Graphic Issued on Dec 16, 2021

Day 3 Probabilistic Fire Weather Outlooks:
Probability of dry thunderstorms with dry fuels within 12 miles of a point denoted by scalloped lines for
- Critical Area - 40% (blue)
- Marginal Area - 10% (brown)
Probability of strong winds, low RH, and warm temperatures concurrent for at least 3 hours with dry fuels within 12 miles of a point denoted by solid lines for
- Critical Area - 70% (red)
- Marginal Area - 40% (orange)


Day 4 Probabilistic Dry Thunder/Strong Wind FireWX Forecast Graphic Issued on Dec 16, 2021

Day 4 Probabilistic Fire Weather Outlooks:
Probability of dry thunderstorms with dry fuels within 12 miles of a point denoted by scalloped lines for
- Critical Area - 40% (blue)
- Marginal Area - 10% (brown)
Probability of strong winds, low RH, and warm temperatures concurrent for at least 3 hours with dry fuels within 12 miles of a point denoted by solid lines for
- Critical Area - 70% (red)
- Marginal Area - 40% (orange)


Day 5 Probabilistic Dry Thunder/Strong Wind FireWX Forecast Graphic Issued on Dec 16, 2021

Day 5 Probabilistic Fire Weather Outlooks:
Probability of dry thunderstorms with dry fuels within 12 miles of a point denoted by scalloped lines for
- Critical Area - 40% (blue)
- Marginal Area - 10% (brown)
Probability of strong winds, low RH, and warm temperatures concurrent for at least 3 hours with dry fuels within 12 miles of a point denoted by solid lines for
- Critical Area - 70% (red)
- Marginal Area - 40% (orange)


Day 6 Probabilistic Dry Thunder/Strong Wind FireWX Forecast Graphic Issued on Dec 16, 2021

Day 6 Probabilistic Fire Weather Outlooks:
Probability of dry thunderstorms with dry fuels within 12 miles of a point denoted by scalloped lines for
- Critical Area - 40% (blue)
- Marginal Area - 10% (brown)
Probability of strong winds, low RH, and warm temperatures concurrent for at least 3 hours with dry fuels within 12 miles of a point denoted by solid lines for
- Critical Area - 70% (red)
- Marginal Area - 40% (orange)


Day 7 Probabilistic Dry Thunder/Strong Wind FireWX Forecast Graphic Issued on Dec 16, 2021

Day 7 Probabilistic Fire Weather Outlooks:
Probability of dry thunderstorms with dry fuels within 12 miles of a point denoted by scalloped lines for
- Critical Area - 40% (blue)
- Marginal Area - 10% (brown)
Probability of strong winds, low RH, and warm temperatures concurrent for at least 3 hours with dry fuels within 12 miles of a point denoted by solid lines for
- Critical Area - 70% (red)
- Marginal Area - 40% (orange)


Day 8 Probabilistic Dry Thunder/Strong Wind FireWX Forecast Graphic Issued on Dec 16, 2021

Day 8 Probabilistic Fire Weather Outlooks:
Probability of dry thunderstorms with dry fuels within 12 miles of a point denoted by scalloped lines for
- Critical Area - 40% (blue)
- Marginal Area - 10% (brown)
Probability of strong winds, low RH, and warm temperatures concurrent for at least 3 hours with dry fuels within 12 miles of a point denoted by solid lines for
- Critical Area - 70% (red)
- Marginal Area - 40% (orange)


Risk Area (sq. mi.) Area Pop. Some Larger Population Centers in Risk Area
No Risk Areas Forecast
D3Sat, Dec 18, 2021 - Sun, Dec 19, 2021 D6Tue, Dec 21, 2021 - Wed, Dec 22, 2021
D4Sun, Dec 19, 2021 - Mon, Dec 20, 2021 D7Wed, Dec 22, 2021 - Thu, Dec 23, 2021
D5Mon, Dec 20, 2021 - Tue, Dec 21, 2021 D8Thu, Dec 23, 2021 - Fri, Dec 24, 2021
(All days are valid from 12 UTC - 12 UTC)
   ZCZC SPCFWDD38 ALL
   FNUS28 KWNS 162141

   Day 3-8 Fire Weather Outlook  
   NWS Storm Prediction Center Norman OK
   0341 PM CST Thu Dec 16 2021

   Valid 181200Z - 241200Z

   A progressive mid-level flow regime is forecast to continue across
   the CONUS through the extended period. Initially split westerly flow
   will consolidate late this weekend ahead of a Pacific trough moving
   onshore. Modest flow will gradually strengthen, overspreading the
   Plains and central CONUS through midweek next week. At the surface,
   a cold front is forecast to dive south through the Plains late
   Day2/Friday. In its wake, cold temperatures and stable high pressure
   will develop over the central Plains limiting the potential overlap
   of dry and windy conditions. 

   Periods of lee troughing and breezy southerly flow may return along
   the central and southern High Plains late Day4/Sunday through early
   next. Somewhat enhanced surface flow and gradually accelerating flow
   aloft may support surface winds near 15-20 mph. Model differences
   remain large on the nature of surface humidity and wind speeds in
   theses areas suggesting low confidence in sustained fire weather
   potential. Given the uncertainty, no probabilities will be
   introduced as overall fire weather concerns across much of the lower
   48 are low.

   ..Lyons.. 12/16/2021

   ...Please see www.spc.noaa.gov/fire for graphic product...

   $$

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